Supplier for TycoA retard chamber for alarm check valves on wet pipe systems with a varying water supply pressure, used to help prevent false alarms.
Standards and approvals: UL and ULC Listed, FM Approved
| Specification | Details |
|---|---|
| Construction | The Model RC-1 Retard Chamber shown in Figure 1 is cast iron, and a 3/4 in. x 1/2 in. x 3/4 in. Tee is provided at the outlet (top) for connection of a pressure alarm switch and/or water motor alarm. The Restriction Assembly shown in Figure 2 is provided with the AV-1-300 trim or ordered separately for retrofitting other valves. This assembly is comprised of brass restrictions assembled to a cast iron or malleable iron threaded tee fitting. The screen is stainless steel. |
Specifications as published by Tyco. Please confirm the exact model with us before ordering.
A divided seat ring, rubber faced clapper alarm check valve for wet pipe sprinkler systems, which sounds electric and/or hydraulic alarms when water flows steadily into the system at the rate of one or more sprinklers.
The European Conformity edition of the AV-1-300 alarm valve in DN65, DN100, DN150 and DN200, supplied with European Conformity valve trim and used with or without the RC-1 retard chamber.
A hydraulically operated outdoor gong that sounds a local alarm when water flows through the alarm line of an alarm check, dry pipe, deluge or preaction valve.
The European Conformity edition of the WMA-1 hydraulically operated outdoor gong, rated 16 bar, for use with alarm check, dry pipe, deluge and preaction valves.
Relief trim fitted in the system pressure gauge connection of an alarm valve, which lets off the excess pressure that builds up in a wet pipe system when the ambient temperature rises.
Sizes: DN50 to DN300
A compact swing type check valve with grooved ends for wet system risers where a water motor alarm is not required, used with a separate approved flow switch for the local alarm.
A bronze automatic ball drip valve that forms part of HD's UL Listed deluge valve trim. It is used with the ETW-D, NTW, ETD-D and NTD trims on all HD deluge valve models.
A field adjustable device that regulates and restricts air flow to hold the air pressure in the pneumatic lines of a pre-action system or a dry pilot actuated deluge valve.
Sizes: 4”, 6”
UL Listed alarm check valve for the head of a wet sprinkler system, in 4 inch and 6 inch sizes with ANSI B16.5 flanged inlet and outlet.
A supervisory switch that monitors the open position of post indicator and butterfly control valves, with a bi-directional actuator for rising or falling flag installations.
A supervisory switch that monitors the open position of outside screw and yoke (OS&Y) gate valves, for indoor and outdoor use.
Try "landing valve", "Apollo call point", "9 kg ABC" or a model code.
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